This article is from the sci.lang.translation FAQ, by James Hester (jrh@nirim.go.jp) with numerous contributions by others.
The most common answer is 'don't even bother'. A lot of translators
regard such programs as complicating rather than simplifying the
translator's task.
Some useful links can be found at the following URL:
http://www.mt.cs.cmu.edu/cmt/CMT-home.html
 
Continue to: